/*reset*/
html {
  max-width: 640px;
  margin: 0 auto;
}
article,
aside,
dialog,
footer,
header,
section,
footer,
nav,
figure,
menu {
  display: block;
}
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
figure,
section,
legend,
textarea,
p,
blockquote,
th,
td,
input,
select,
textarea,
button {
  margin: 0;
  padding: 0;
}
body {
  font: 14px/1.4 "Microsoft Yahei", Arial, Helvetica, sans-serif;
  background-color: #f8f8f8;
  color: #424242;
  max-width: 640px;
  margin: 0 auto;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
ul,
ol,
dd,
dt,
dl {
  list-style-type: none;
}
a {
  color: #333;
  text-decoration: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
}
input,
img {
  border: none;
  padding: 0;
  font-size: 14px;
}
i,
em {
  font-style: normal;
}
:focus {
  outline: none;
}
/*iphone6*/
/*原子类*/
.clear {
  clear: both;
}
.clear:after {
  display: block;
  clear: both;
  visibility: hidden;
  height: 0;
  overflow: hidden;
  content: ".";
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.mb10 {
  margin-bottom: 10px;
}
.mt10 {
  margin-top: 10px;
}
/*placeholder css*/
::-moz-placeholder {
  font-family: "Microsoft YaHei";
}
::-webkit-input-placeholder {
  font-family: "Microsoft YaHei";
}
:-ms-input-placeholder {
  font-family: "Microsoft YaHei";
}
/*自定屏幕居中*/
